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- #
- # This is the "master security properties file".
- #
- # An alternate java.security properties file may be specified
- # from the command line via the system property
- #
- # -Djava.security.properties=<URL>
- #
- # This properties file appends to the master security properties file.
- # If both properties files specify values for the same key, the value
- # from the command-line properties file is selected, as it is the last
- # one loaded.
- #
- # Also, if you specify
- #
- # -Djava.security.properties==<URL> (2 equals),
- #
- # then that properties file completely overrides the master security
- # properties file.
- #
- # To disable the ability to specify an additional properties file from
- # the command line, set the key security.overridePropertiesFile
- # to false in the master security properties file. It is set to true
- # by default.
- # In this file, various security properties are set for use by
- # java.security classes. This is where users can statically register
- # Cryptography Package Providers ("providers" for short). The term
- # "provider" refers to a package or set of packages that supply a
- # concrete implementation of a subset of the cryptography aspects of
- # the Java Security API. A provider may, for example, implement one or
- # more digital signature algorithms or message digest algorithms.
- #
- # Each provider must implement a subclass of the Provider class.
- # To register a provider in this master security properties file,
- # specify the Provider subclass name and priority in the format
- #
- # security.provider.<n>=<className>
- #
- # This declares a provider, and specifies its preference
- # order n. The preference order is the order in which providers are
- # searched for requested algorithms (when no specific provider is
- # requested). The order is 1-based; 1 is the most preferred, followed
- # by 2, and so on.
- #
- # <className> must specify the subclass of the Provider class whose
- # constructor sets the values of various properties that are required
- # for the Java Security API to look up the algorithms or other
- # facilities implemented by the provider.
- #
- # There must be at least one provider specification in java.security.
- # There is a default provider that comes standard with the JDK. It
- # is called the "SUN" provider, and its Provider subclass
- # named Sun appears in the sun.security.provider package. Thus, the
- # "SUN" provider is registered via the following:
- #
- # security.provider.1=sun.security.provider.Sun
- #
- # (The number 1 is used for the default provider.)
- #
- # Note: Providers can be dynamically registered instead by calls to
- # either the addProvider or insertProviderAt method in the Security
- # class.
- #
- # List of providers and their preference orders (see above):
- #
- security.provider.1=sun.security.provider.Sun
- security.provider.2=sun.security.rsa.SunRsaSign
- security.provider.3=sun.security.ec.SunEC
- security.provider.4=com.sun.net.ssl.internal.ssl.Provider
- security.provider.5=com.sun.crypto.provider.SunJCE
- security.provider.6=sun.security.jgss.SunProvider
- security.provider.7=com.sun.security.sasl.Provider
- security.provider.8=org.jcp.xml.dsig.internal.dom.XMLDSigRI
- security.provider.9=sun.security.smartcardio.SunPCSC
- security.provider.10=sun.security.mscapi.SunMSCAPI
- #
- # Sun Provider SecureRandom seed source.
- #
- # Select the primary source of seed data for the "SHA1PRNG" and
- # "NativePRNG" SecureRandom implementations in the "Sun" provider.
- # (Other SecureRandom implementations might also use this property.)
- #
- # On Unix-like systems (for example, Solaris/Linux/MacOS), the
- # "NativePRNG" and "SHA1PRNG" implementations obtains seed data from
- # special device files such as file:/dev/random.
- #
- # On Windows systems, specifying the URLs "file:/dev/random" or
- # "file:/dev/urandom" will enable the native Microsoft CryptoAPI seeding
- # mechanism for SHA1PRNG.
- #
- # By default, an attempt is made to use the entropy gathering device
- # specified by the "securerandom.source" Security property. If an
- # exception occurs while accessing the specified URL:
- #
- # SHA1PRNG:
- # the traditional system/thread activity algorithm will be used.
- #
- # NativePRNG:
- # a default value of /dev/random will be used. If neither
- # are available, the implementation will be disabled.
- # "file" is the only currently supported protocol type.
- #
- # The entropy gathering device can also be specified with the System
- # property "java.security.egd". For example:
- #
- # % java -Djava.security.egd=file:/dev/random MainClass
- #
- # Specifying this System property will override the
- # "securerandom.source" Security property.
- #
- # In addition, if "file:/dev/random" or "file:/dev/urandom" is
- # specified, the "NativePRNG" implementation will be more preferred than
- # SHA1PRNG in the Sun provider.
- #
- securerandom.source=file:/dev/random
- #
- # A list of known strong SecureRandom implementations.
- #
- # To help guide applications in selecting a suitable strong
- # java.security.SecureRandom implementation, Java distributions should
- # indicate a list of known strong implementations using the property.
- #
- # This is a comma-separated list of algorithm and/or algorithm:provider
- # entries.
- #
- securerandom.strongAlgorithms=Windows-PRNG:SunMSCAPI,SHA1PRNG:SUN
- #
- # Class to instantiate as the javax.security.auth.login.Configuration
- # provider.
- #
- login.configuration.provider=sun.security.provider.ConfigFile
- #
- # Default login configuration file
- #
- #login.config.url.1=file:${user.home}/.java.login.config
- #
- # Class to instantiate as the system Policy. This is the name of the class
- # that will be used as the Policy object.
- #
- policy.provider=sun.security.provider.PolicyFile
- # The default is to have a single system-wide policy file,
- # and a policy file in the user's home directory.
- policy.url.1=file:${java.home}/lib/security/java.policy
- policy.url.2=file:${user.home}/.java.policy
- # whether or not we expand properties in the policy file
- # if this is set to false, properties (${...}) will not be expanded in policy
- # files.
- policy.expandProperties=true
- # whether or not we allow an extra policy to be passed on the command line
- # with -Djava.security.policy=somefile. Comment out this line to disable
- # this feature.
- policy.allowSystemProperty=true
- # whether or not we look into the IdentityScope for trusted Identities
- # when encountering a 1.1 signed JAR file. If the identity is found
- # and is trusted, we grant it AllPermission.
- policy.ignoreIdentityScope=false
- #
- # Default keystore type.
- #
- keystore.type=jks
- #
- # Controls compatibility mode for the JKS keystore type.
- #
- # When set to 'true', the JKS keystore type supports loading
- # keystore files in either JKS or PKCS12 format. When set to 'false'
- # it supports loading only JKS keystore files.
- #
- keystore.type.compat=true
- #
- # List of comma-separated packages that start with or equal this string
- # will cause a security exception to be thrown when
- # passed to checkPackageAccess unless the
- # corresponding RuntimePermission ("accessClassInPackage."+package) has
- # been granted.
- package.access=sun.,\
- com.sun.xml.internal.,\
- com.sun.imageio.,\
- com.sun.istack.internal.,\
- com.sun.jmx.,\
- com.sun.media.sound.,\
- com.sun.naming.internal.,\
- com.sun.proxy.,\
- com.sun.corba.se.,\
- com.sun.org.apache.bcel.internal.,\
- com.sun.org.apache.regexp.internal.,\
- com.sun.org.apache.xerces.internal.,\
- com.sun.org.apache.xpath.internal.,\
- com.sun.org.apache.xalan.internal.extensions.,\
- com.sun.org.apache.xalan.internal.lib.,\
- com.sun.org.apache.xalan.internal.res.,\
- com.sun.org.apache.xalan.internal.templates.,\
- com.sun.org.apache.xalan.internal.utils.,\
- com.sun.org.apache.xalan.internal.xslt.,\
- com.sun.org.apache.xalan.internal.xsltc.cmdline.,\
- com.sun.org.apache.xalan.internal.xsltc.compiler.,\
- com.sun.org.apache.xalan.internal.xsltc.trax.,\
- com.sun.org.apache.xalan.internal.xsltc.util.,\
- com.sun.org.apache.xml.internal.res.,\
- com.sun.org.apache.xml.internal.resolver.helpers.,\
- com.sun.org.apache.xml.internal.resolver.readers.,\
- com.sun.org.apache.xml.internal.security.,\
- com.sun.org.apache.xml.internal.serializer.utils.,\
- com.sun.org.apache.xml.internal.utils.,\
- com.sun.org.glassfish.,\
- com.oracle.xmlns.internal.,\
- com.oracle.webservices.internal.,\
- oracle.jrockit.jfr.,\
- org.jcp.xml.dsig.internal.,\
- jdk.internal.,\
- jdk.nashorn.internal.,\
- jdk.nashorn.tools.,\
- jdk.xml.internal.,\
- com.sun.activation.registries.,\
- com.sun.java.accessibility.,\
- jdk.jfr.events.,\
- jdk.jfr.internal.,\
- jdk.management.jfr.internal.
- #
- # List of comma-separated packages that start with or equal this string
- # will cause a security exception to be thrown when
- # passed to checkPackageDefinition unless the
- # corresponding RuntimePermission ("defineClassInPackage."+package) has
- # been granted.
- #
- # by default, none of the class loaders supplied with the JDK call
- # checkPackageDefinition.
- #
- package.definition=sun.,\
- com.sun.xml.internal.,\
- com.sun.imageio.,\
- com.sun.istack.internal.,\
- com.sun.jmx.,\
- com.sun.media.sound.,\
- com.sun.naming.internal.,\
- com.sun.proxy.,\
- com.sun.corba.se.,\
- com.sun.org.apache.bcel.internal.,\
- com.sun.org.apache.regexp.internal.,\
- com.sun.org.apache.xerces.internal.,\
- com.sun.org.apache.xpath.internal.,\
- com.sun.org.apache.xalan.internal.extensions.,\
- com.sun.org.apache.xalan.internal.lib.,\
- com.sun.org.apache.xalan.internal.res.,\
- com.sun.org.apache.xalan.internal.templates.,\
- com.sun.org.apache.xalan.internal.utils.,\
- com.sun.org.apache.xalan.internal.xslt.,\
- com.sun.org.apache.xalan.internal.xsltc.cmdline.,\
- com.sun.org.apache.xalan.internal.xsltc.compiler.,\
- com.sun.org.apache.xalan.internal.xsltc.trax.,\
- com.sun.org.apache.xalan.internal.xsltc.util.,\
- com.sun.org.apache.xml.internal.res.,\
- com.sun.org.apache.xml.internal.resolver.helpers.,\
- com.sun.org.apache.xml.internal.resolver.readers.,\
- com.sun.org.apache.xml.internal.security.,\
- com.sun.org.apache.xml.internal.serializer.utils.,\
- com.sun.org.apache.xml.internal.utils.,\
- com.sun.org.glassfish.,\
- com.oracle.xmlns.internal.,\
- com.oracle.webservices.internal.,\
- oracle.jrockit.jfr.,\
- org.jcp.xml.dsig.internal.,\
- jdk.internal.,\
- jdk.nashorn.internal.,\
- jdk.nashorn.tools.,\
- jdk.xml.internal.,\
- com.sun.activation.registries.,\
- com.sun.java.accessibility.,\
- jdk.jfr.events.,\
- jdk.jfr.internal.,\
- jdk.management.jfr.internal.
- #
- # Determines whether this properties file can be appended to
- # or overridden on the command line via -Djava.security.properties
- #
- security.overridePropertiesFile=true
- #
- # Determines the default key and trust manager factory algorithms for
- # the javax.net.ssl package.
- #
- ssl.KeyManagerFactory.algorithm=SunX509
- ssl.TrustManagerFactory.algorithm=PKIX
- #
- # The Java-level namelookup cache policy for successful lookups:
- #
- # any negative value: caching forever
- # any positive value: the number of seconds to cache an address for
- # zero: do not cache
- #
- # default value is forever (FOREVER). For security reasons, this
- # caching is made forever when a security manager is set. When a security
- # manager is not set, the default behavior in this implementation
- # is to cache for 30 seconds.
- #
- # NOTE: setting this to anything other than the default value can have
- # serious security implications. Do not set it unless
- # you are sure you are not exposed to DNS spoofing attack.
- #
- #networkaddress.cache.ttl=-1
- # The Java-level namelookup cache policy for failed lookups:
- #
- # any negative value: cache forever
- # any positive value: the number of seconds to cache negative lookup results
- # zero: do not cache
- #
- # In some Microsoft Windows networking environments that employ
- # the WINS name service in addition to DNS, name service lookups
- # that fail may take a noticeably long time to return (approx. 5 seconds).
- # For this reason the default caching policy is to maintain these
- # results for 10 seconds.
- #
- #
- networkaddress.cache.negative.ttl=10
- #
- # Properties to configure OCSP for certificate revocation checking
- #
- # Enable OCSP
- #
- # By default, OCSP is not used for certificate revocation checking.
- # This property enables the use of OCSP when set to the value "true".
- #
- # NOTE: SocketPermission is required to connect to an OCSP responder.
- #
- # Example,
- # ocsp.enable=true
- #
- # Location of the OCSP responder
- #
- # By default, the location of the OCSP responder is determined implicitly
- # from the certificate being validated. This property explicitly specifies
- # the location of the OCSP responder. The property is used when the
- # Authority Information Access extension (defined in RFC 5280) is absent
- # from the certificate or when it requires overriding.
- #
- # Example,
- # ocsp.responderURL=http://ocsp.example.net:80
- #
- # Subject name of the OCSP responder's certificate
- #
- # By default, the certificate of the OCSP responder is that of the issuer
- # of the certificate being validated. This property identifies the certificate
- # of the OCSP responder when the default does not apply. Its value is a string
- # distinguished name (defined in RFC 2253) which identifies a certificate in
- # the set of certificates supplied during cert path validation. In cases where
- # the subject name alone is not sufficient to uniquely identify the certificate
- # then both the "ocsp.responderCertIssuerName" and
- # "ocsp.responderCertSerialNumber" properties must be used instead. When this
- # property is set then those two properties are ignored.
- #
- # Example,
- # ocsp.responderCertSubjectName="CN=OCSP Responder, O=XYZ Corp"
- #
- # Issuer name of the OCSP responder's certificate
- #
- # By default, the certificate of the OCSP responder is that of the issuer
- # of the certificate being validated. This property identifies the certificate
- # of the OCSP responder when the default does not apply. Its value is a string
- # distinguished name (defined in RFC 2253) which identifies a certificate in
- # the set of certificates supplied during cert path validation. When this
- # property is set then the "ocsp.responderCertSerialNumber" property must also
- # be set. When the "ocsp.responderCertSubjectName" property is set then this
- # property is ignored.
- #
- # Example,
- # ocsp.responderCertIssuerName="CN=Enterprise CA, O=XYZ Corp"
- #
- # Serial number of the OCSP responder's certificate
- #
- # By default, the certificate of the OCSP responder is that of the issuer
- # of the certificate being validated. This property identifies the certificate
- # of the OCSP responder when the default does not apply. Its value is a string
- # of hexadecimal digits (colon or space separators may be present) which
- # identifies a certificate in the set of certificates supplied during cert path
- # validation. When this property is set then the "ocsp.responderCertIssuerName"
- # property must also be set. When the "ocsp.responderCertSubjectName" property
- # is set then this property is ignored.
- #
- # Example,
- # ocsp.responderCertSerialNumber=2A:FF:00
- #
- # Policy for failed Kerberos KDC lookups:
- #
- # When a KDC is unavailable (network error, service failure, etc), it is
- # put inside a blacklist and accessed less often for future requests. The
- # value (case-insensitive) for this policy can be:
- #
- # tryLast
- # KDCs in the blacklist are always tried after those not on the list.
- #
- # tryLess[:max_retries,timeout]
- # KDCs in the blacklist are still tried by their order in the configuration,
- # but with smaller max_retries and timeout values. max_retries and timeout
- # are optional numerical parameters (default 1 and 5000, which means once
- # and 5 seconds). Please notes that if any of the values defined here is
- # more than what is defined in krb5.conf, it will be ignored.
- #
- # Whenever a KDC is detected as available, it is removed from the blacklist.
- # The blacklist is reset when krb5.conf is reloaded. You can add
- # refreshKrb5Config=true to a JAAS configuration file so that krb5.conf is
- # reloaded whenever a JAAS authentication is attempted.
- #
- # Example,
- # krb5.kdc.bad.policy = tryLast
- # krb5.kdc.bad.policy = tryLess:2,2000
- krb5.kdc.bad.policy = tryLast
- #
- # Kerberos cross-realm referrals (RFC 6806)
- #
- # OpenJDK's Kerberos client supports cross-realm referrals as defined in
- # RFC 6806. This allows to setup more dynamic environments in which clients
- # do not need to know in advance how to reach the realm of a target principal
- # (either a user or service).
- #
- # When a client issues an AS or a TGS request, the "canonicalize" option
- # is set to announce support of this feature. A KDC server may fulfill the
- # request or reply referring the client to a different one. If referred,
- # the client will issue a new request and the cycle repeats.
- #
- # In addition to referrals, the "canonicalize" option allows the KDC server
- # to change the client name in response to an AS request. For security reasons,
- # RFC 6806 (section 11) FAST scheme is enforced.
- #
- # Disable Kerberos cross-realm referrals. Value may be overwritten with a
- # System property (-Dsun.security.krb5.disableReferrals).
- sun.security.krb5.disableReferrals=false
- # Maximum number of AS or TGS referrals to avoid infinite loops. Value may
- # be overwritten with a System property (-Dsun.security.krb5.maxReferrals).
- sun.security.krb5.maxReferrals=5
- #
- # This property contains a list of disabled EC Named Curves that can be included
- # in the jdk.[tls|certpath|jar].disabledAlgorithms properties. To include this
- # list in any of the disabledAlgorithms properties, add the property name as
- # an entry.
- jdk.disabled.namedCurves = secp112r1, secp112r2, secp128r1, secp128r2, \
- secp160k1, secp160r1, secp160r2, secp192k1, secp192r1, secp224k1, \
- secp224r1, secp256k1, sect113r1, sect113r2, sect131r1, sect131r2, \
- sect163k1, sect163r1, sect163r2, sect193r1, sect193r2, sect233k1, \
- sect233r1, sect239k1, sect283k1, sect283r1, sect409k1, sect409r1, \
- sect571k1, sect571r1, X9.62 c2tnb191v1, X9.62 c2tnb191v2, \
- X9.62 c2tnb191v3, X9.62 c2tnb239v1, X9.62 c2tnb239v2, X9.62 c2tnb239v3, \
- X9.62 c2tnb359v1, X9.62 c2tnb431r1, X9.62 prime192v2, X9.62 prime192v3, \
- X9.62 prime239v1, X9.62 prime239v2, X9.62 prime239v3, brainpoolP256r1, \
- brainpoolP320r1, brainpoolP384r1, brainpoolP512r1
- #
- # Algorithm restrictions for certification path (CertPath) processing
- #
- # In some environments, certain algorithms or key lengths may be undesirable
- # for certification path building and validation. For example, "MD2" is
- # generally no longer considered to be a secure hash algorithm. This section
- # describes the mechanism for disabling algorithms based on algorithm name
- # and/or key length. This includes algorithms used in certificates, as well
- # as revocation information such as CRLs and signed OCSP Responses.
- # The syntax of the disabled algorithm string is described as follows:
- # DisabledAlgorithms:
- # " DisabledAlgorithm { , DisabledAlgorithm } "
- #
- # DisabledAlgorithm:
- # AlgorithmName [Constraint] { '&' Constraint } | IncludeProperty
- #
- # AlgorithmName:
- # (see below)
- #
- # Constraint:
- # KeySizeConstraint | CAConstraint | DenyAfterConstraint |
- # UsageConstraint
- #
- # KeySizeConstraint:
- # keySize Operator KeyLength
- #
- # Operator:
- # <= | < | == | != | >= | >
- #
- # KeyLength:
- # Integer value of the algorithm's key length in bits
- #
- # CAConstraint:
- # jdkCA
- #
- # DenyAfterConstraint:
- # denyAfter YYYY-MM-DD
- #
- # UsageConstraint:
- # usage [TLSServer] [TLSClient] [SignedJAR]
- #
- # IncludeProperty:
- # include <security property>
- #
- # The "AlgorithmName" is the standard algorithm name of the disabled
- # algorithm. See "Java Cryptography Architecture Standard Algorithm Name
- # Documentation" for information about Standard Algorithm Names. Matching
- # is performed using a case-insensitive sub-element matching rule. (For
- # example, in "SHA1withECDSA" the sub-elements are "SHA1" for hashing and
- # "ECDSA" for signatures.) If the assertion "AlgorithmName" is a
- # sub-element of the certificate algorithm name, the algorithm will be
- # rejected during certification path building and validation. For example,
- # the assertion algorithm name "DSA" will disable all certificate algorithms
- # that rely on DSA, such as NONEwithDSA, SHA1withDSA. However, the assertion
- # will not disable algorithms related to "ECDSA".
- #
- # The "IncludeProperty" allows a implementation-defined security property that
- # can be included in the disabledAlgorithms properties. These properties are
- # to help manage common actions easier across multiple disabledAlgorithm
- # properties.
- # There is one defined security property: jdk.disabled.NamedCurves
- # See the property for more specific details.
- #
- #
- # A "Constraint" defines restrictions on the keys and/or certificates for
- # a specified AlgorithmName:
- #
- # KeySizeConstraint:
- # keySize Operator KeyLength
- # The constraint requires a key of a valid size range if the
- # "AlgorithmName" is of a key algorithm. The "KeyLength" indicates
- # the key size specified in number of bits. For example,
- # "RSA keySize <= 1024" indicates that any RSA key with key size less
- # than or equal to 1024 bits should be disabled, and
- # "RSA keySize < 1024, RSA keySize > 2048" indicates that any RSA key
- # with key size less than 1024 or greater than 2048 should be disabled.
- # This constraint is only used on algorithms that have a key size.
- #
- # CAConstraint:
- # jdkCA
- # This constraint prohibits the specified algorithm only if the
- # algorithm is used in a certificate chain that terminates at a marked
- # trust anchor in the lib/security/cacerts keystore. If the jdkCA
- # constraint is not set, then all chains using the specified algorithm
- # are restricted. jdkCA may only be used once in a DisabledAlgorithm
- # expression.
- # Example: To apply this constraint to SHA-1 certificates, include
- # the following: "SHA1 jdkCA"
- #
- # DenyAfterConstraint:
- # denyAfter YYYY-MM-DD
- # This constraint prohibits a certificate with the specified algorithm
- # from being used after the date regardless of the certificate's
- # validity. JAR files that are signed and timestamped before the
- # constraint date with certificates containing the disabled algorithm
- # will not be restricted. The date is processed in the UTC timezone.
- # This constraint can only be used once in a DisabledAlgorithm
- # expression.
- # Example: To deny usage of RSA 2048 bit certificates after Feb 3 2020,
- # use the following: "RSA keySize == 2048 & denyAfter 2020-02-03"
- #
- # UsageConstraint:
- # usage [TLSServer] [TLSClient] [SignedJAR]
- # This constraint prohibits the specified algorithm for
- # a specified usage. This should be used when disabling an algorithm
- # for all usages is not practical. 'TLSServer' restricts the algorithm
- # in TLS server certificate chains when server authentication is
- # performed. 'TLSClient' restricts the algorithm in TLS client
- # certificate chains when client authentication is performed.
- # 'SignedJAR' constrains use of certificates in signed jar files.
- # The usage type follows the keyword and more than one usage type can
- # be specified with a whitespace delimiter.
- # Example: "SHA1 usage TLSServer TLSClient"
- #
- # When an algorithm must satisfy more than one constraint, it must be
- # delimited by an ampersand '&'. For example, to restrict certificates in a
- # chain that terminate at a distribution provided trust anchor and contain
- # RSA keys that are less than or equal to 1024 bits, add the following
- # constraint: "RSA keySize <= 1024 & jdkCA".
- #
- # All DisabledAlgorithms expressions are processed in the order defined in the
- # property. This requires lower keysize constraints to be specified
- # before larger keysize constraints of the same algorithm. For example:
- # "RSA keySize < 1024 & jdkCA, RSA keySize < 2048".
- #
- # Note: The algorithm restrictions do not apply to trust anchors or
- # self-signed certificates.
- #
- # Note: This property is currently used by Oracle's PKIX implementation. It
- # is not guaranteed to be examined and used by other implementations.
- #
- # Example:
- # jdk.certpath.disabledAlgorithms=MD2, DSA, RSA keySize < 2048
- #
- #
- jdk.certpath.disabledAlgorithms=MD2, MD5, SHA1 jdkCA & usage TLSServer, \
- RSA keySize < 1024, DSA keySize < 1024, EC keySize < 224, \
- include jdk.disabled.namedCurves
- #
- # Algorithm restrictions for signed JAR files
- #
- # In some environments, certain algorithms or key lengths may be undesirable
- # for signed JAR validation. For example, "MD2" is generally no longer
- # considered to be a secure hash algorithm. This section describes the
- # mechanism for disabling algorithms based on algorithm name and/or key length.
- # JARs signed with any of the disabled algorithms or key sizes will be treated
- # as unsigned.
- #
- # The syntax of the disabled algorithm string is described as follows:
- # DisabledAlgorithms:
- # " DisabledAlgorithm { , DisabledAlgorithm } "
- #
- # DisabledAlgorithm:
- # AlgorithmName [Constraint] { '&' Constraint }
- #
- # AlgorithmName:
- # (see below)
- #
- # Constraint:
- # KeySizeConstraint | DenyAfterConstraint
- #
- # KeySizeConstraint:
- # keySize Operator KeyLength
- #
- # DenyAfterConstraint:
- # denyAfter YYYY-MM-DD
- #
- # Operator:
- # <= | < | == | != | >= | >
- #
- # KeyLength:
- # Integer value of the algorithm's key length in bits
- #
- # Note: This property is currently used by the JDK Reference
- # implementation. It is not guaranteed to be examined and used by other
- # implementations.
- #
- # See "jdk.certpath.disabledAlgorithms" for syntax descriptions.
- #
- jdk.jar.disabledAlgorithms=MD2, MD5, RSA keySize < 1024,
- DSA keySize < 1024, include jdk.disabled.namedCurves
- #
- # Algorithm restrictions for Secure Socket Layer/Transport Layer Security
- # (SSL/TLS) processing
- #
- # In some environments, certain algorithms or key lengths may be undesirable
- # when using SSL/TLS. This section describes the mechanism for disabling
- # algorithms during SSL/TLS security parameters negotiation, including
- # protocol version negotiation, cipher suites selection, peer authentication
- # and key exchange mechanisms.
- #
- # Disabled algorithms will not be negotiated for SSL/TLS connections, even
- # if they are enabled explicitly in an application.
- #
- # For PKI-based peer authentication and key exchange mechanisms, this list
- # of disabled algorithms will also be checked during certification path
- # building and validation, including algorithms used in certificates, as
- # well as revocation information such as CRLs and signed OCSP Responses.
- # This is in addition to the jdk.certpath.disabledAlgorithms property above.
- #
- # See the specification of "jdk.certpath.disabledAlgorithms" for the
- # syntax of the disabled algorithm string.
- #
- # Note: The algorithm restrictions do not apply to trust anchors or
- # self-signed certificates.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be examined and used by other implementations.
- #
- # Example:
- # jdk.tls.disabledAlgorithms=MD5, SSLv3, DSA, RSA keySize < 2048
- jdk.tls.disabledAlgorithms=SSLv3, RC4, DES, MD5withRSA, DH keySize < 1024, \
- EC keySize < 224, 3DES_EDE_CBC, anon, NULL, \
- include jdk.disabled.namedCurves
- # Legacy algorithms for Secure Socket Layer/Transport Layer Security (SSL/TLS)
- # processing in JSSE implementation.
- #
- # In some environments, a certain algorithm may be undesirable but it
- # cannot be disabled because of its use in legacy applications. Legacy
- # algorithms may still be supported, but applications should not use them
- # as the security strength of legacy algorithms are usually not strong enough
- # in practice.
- #
- # During SSL/TLS security parameters negotiation, legacy algorithms will
- # not be negotiated unless there are no other candidates.
- #
- # The syntax of the legacy algorithms string is described as this Java
- # BNF-style:
- # LegacyAlgorithms:
- # " LegacyAlgorithm { , LegacyAlgorithm } "
- #
- # LegacyAlgorithm:
- # AlgorithmName (standard JSSE algorithm name)
- #
- # See the specification of security property "jdk.certpath.disabledAlgorithms"
- # for the syntax and description of the "AlgorithmName" notation.
- #
- # Per SSL/TLS specifications, cipher suites have the form:
- # SSL_KeyExchangeAlg_WITH_CipherAlg_MacAlg
- # or
- # TLS_KeyExchangeAlg_WITH_CipherAlg_MacAlg
- #
- # For example, the cipher suite TLS_RSA_WITH_AES_128_CBC_SHA uses RSA as the
- # key exchange algorithm, AES_128_CBC (128 bits AES cipher algorithm in CBC
- # mode) as the cipher (encryption) algorithm, and SHA-1 as the message digest
- # algorithm for HMAC.
- #
- # The LegacyAlgorithm can be one of the following standard algorithm names:
- # 1. JSSE cipher suite name, e.g., TLS_RSA_WITH_AES_128_CBC_SHA
- # 2. JSSE key exchange algorithm name, e.g., RSA
- # 3. JSSE cipher (encryption) algorithm name, e.g., AES_128_CBC
- # 4. JSSE message digest algorithm name, e.g., SHA
- #
- # See SSL/TLS specifications and "Java Cryptography Architecture Standard
- # Algorithm Name Documentation" for information about the algorithm names.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be examined and used by other implementations.
- # There is no guarantee the property will continue to exist or be of the
- # same syntax in future releases.
- #
- # Example:
- # jdk.tls.legacyAlgorithms=DH_anon, DES_CBC, SSL_RSA_WITH_RC4_128_MD5
- #
- jdk.tls.legacyAlgorithms= \
- K_NULL, C_NULL, M_NULL, \
- DH_anon, ECDH_anon, \
- RC4_128, RC4_40, DES_CBC, DES40_CBC, \
- 3DES_EDE_CBC
- # The pre-defined default finite field Diffie-Hellman ephemeral (DHE)
- # parameters for Transport Layer Security (SSL/TLS/DTLS) processing.
- #
- # In traditional SSL/TLS/DTLS connections where finite field DHE parameters
- # negotiation mechanism is not used, the server offers the client group
- # parameters, base generator g and prime modulus p, for DHE key exchange.
- # It is recommended to use dynamic group parameters. This property defines
- # a mechanism that allows you to specify custom group parameters.
- #
- # The syntax of this property string is described as this Java BNF-style:
- # DefaultDHEParameters:
- # DefinedDHEParameters { , DefinedDHEParameters }
- #
- # DefinedDHEParameters:
- # "{" DHEPrimeModulus , DHEBaseGenerator "}"
- #
- # DHEPrimeModulus:
- # HexadecimalDigits
- #
- # DHEBaseGenerator:
- # HexadecimalDigits
- #
- # HexadecimalDigits:
- # HexadecimalDigit { HexadecimalDigit }
- #
- # HexadecimalDigit: one of
- # 0 1 2 3 4 5 6 7 8 9 A B C D E F a b c d e f
- #
- # Whitespace characters are ignored.
- #
- # The "DefinedDHEParameters" defines the custom group parameters, prime
- # modulus p and base generator g, for a particular size of prime modulus p.
- # The "DHEPrimeModulus" defines the hexadecimal prime modulus p, and the
- # "DHEBaseGenerator" defines the hexadecimal base generator g of a group
- # parameter. It is recommended to use safe primes for the custom group
- # parameters.
- #
- # If this property is not defined or the value is empty, the underlying JSSE
- # provider's default group parameter is used for each connection.
- #
- # If the property value does not follow the grammar, or a particular group
- # parameter is not valid, the connection will fall back and use the
- # underlying JSSE provider's default group parameter.
- #
- # Note: This property is currently used by OpenJDK's JSSE implementation. It
- # is not guaranteed to be examined and used by other implementations.
- #
- # Example:
- # jdk.tls.server.defaultDHEParameters=
- # { \
- # FFFFFFFF FFFFFFFF C90FDAA2 2168C234 C4C6628B 80DC1CD1 \
- # 29024E08 8A67CC74 020BBEA6 3B139B22 514A0879 8E3404DD \
- # EF9519B3 CD3A431B 302B0A6D F25F1437 4FE1356D 6D51C245 \
- # E485B576 625E7EC6 F44C42E9 A637ED6B 0BFF5CB6 F406B7ED \
- # EE386BFB 5A899FA5 AE9F2411 7C4B1FE6 49286651 ECE65381 \
- # FFFFFFFF FFFFFFFF, 2}
- #
- # TLS key limits on symmetric cryptographic algorithms
- #
- # This security property sets limits on algorithms key usage in TLS 1.3.
- # When the amount of data encrypted exceeds the algorithm value listed below,
- # a KeyUpdate message will trigger a key change. This is for symmetric ciphers
- # with TLS 1.3 only.
- #
- # The syntax for the property is described below:
- # KeyLimits:
- # " KeyLimit { , KeyLimit } "
- #
- # WeakKeyLimit:
- # AlgorithmName Action Length
- #
- # AlgorithmName:
- # A full algorithm transformation.
- #
- # Action:
- # KeyUpdate
- #
- # Length:
- # The amount of encrypted data in a session before the Action occurs
- # This value may be an integer value in bytes, or as a power of two, 2^29.
- #
- # KeyUpdate:
- # The TLS 1.3 KeyUpdate handshake process begins when the Length amount
- # is fulfilled.
- #
- # Note: This property is currently used by OpenJDK's JSSE implementation. It
- # is not guaranteed to be examined and used by other implementations.
- #
- jdk.tls.keyLimits=AES/GCM/NoPadding KeyUpdate 2^37
- # Cryptographic Jurisdiction Policy defaults
- #
- # Import and export control rules on cryptographic software vary from
- # country to country. By default, the JDK provides two different sets of
- # cryptographic policy files:
- #
- # unlimited: These policy files contain no restrictions on cryptographic
- # strengths or algorithms.
- #
- # limited: These policy files contain more restricted cryptographic
- # strengths, and are still available if your country or
- # usage requires the traditional restrictive policy.
- #
- # The JDK JCE framework uses the unlimited policy files by default.
- # However the user may explicitly choose a set either by defining the
- # "crypto.policy" Security property or by installing valid JCE policy
- # jar files into the traditional JDK installation location. To better
- # support older JDK Update releases, the "crypto.policy" property is not
- # defined by default. See below for more information.
- #
- # The following logic determines which policy files are used:
- #
- # <java-home> refers to the directory where the JRE was
- # installed and may be determined using the "java.home"
- # System property.
- #
- # 1. If the Security property "crypto.policy" has been defined,
- # then the following mechanism is used:
- #
- # The policy files are stored as jar files in subdirectories of
- # <java-home>/lib/security/policy. Each directory contains a complete
- # set of policy files.
- #
- # The "crypto.policy" Security property controls the directory
- # selection, and thus the effective cryptographic policy.
- #
- # The default set of directories is:
- #
- # limited | unlimited
- #
- # 2. If the "crypto.policy" property is not set and the traditional
- # US_export_policy.jar and local_policy.jar files
- # (e.g. limited/unlimited) are found in the legacy
- # <java-home>/lib/security directory, then the rules embedded within
- # those jar files will be used. This helps preserve compatibility
- # for users upgrading from an older installation.
- #
- # 3. If the jar files are not present in the legacy location
- # and the "crypto.policy" Security property is not defined,
- # then the JDK will use the unlimited settings (equivalent to
- # crypto.policy=unlimited)
- #
- # Please see the JCA documentation for additional information on these
- # files and formats.
- #
- # YOU ARE ADVISED TO CONSULT YOUR EXPORT/IMPORT CONTROL COUNSEL OR ATTORNEY
- # TO DETERMINE THE EXACT REQUIREMENTS.
- #
- # Please note that the JCE for Java SE, including the JCE framework,
- # cryptographic policy files, and standard JCE providers provided with
- # the Java SE, have been reviewed and approved for export as mass market
- # encryption item by the US Bureau of Industry and Security.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be examined and used by other implementations.
- #
- #crypto.policy=unlimited
- #
- # The policy for the XML Signature secure validation mode. The mode is
- # enabled by setting the property "org.jcp.xml.dsig.secureValidation" to
- # true with the javax.xml.crypto.XMLCryptoContext.setProperty() method,
- # or by running the code with a SecurityManager.
- #
- # Policy:
- # Constraint {"," Constraint }
- # Constraint:
- # AlgConstraint | MaxTransformsConstraint | MaxReferencesConstraint |
- # ReferenceUriSchemeConstraint | KeySizeConstraint | OtherConstraint
- # AlgConstraint
- # "disallowAlg" Uri
- # MaxTransformsConstraint:
- # "maxTransforms" Integer
- # MaxReferencesConstraint:
- # "maxReferences" Integer
- # ReferenceUriSchemeConstraint:
- # "disallowReferenceUriSchemes" String { String }
- # KeySizeConstraint:
- # "minKeySize" KeyAlg Integer
- # OtherConstraint:
- # "noDuplicateIds" | "noRetrievalMethodLoops"
- #
- # For AlgConstraint, Uri is the algorithm URI String that is not allowed.
- # See the XML Signature Recommendation for more information on algorithm
- # URI Identifiers. For KeySizeConstraint, KeyAlg is the standard algorithm
- # name of the key type (ex: "RSA"). If the MaxTransformsConstraint,
- # MaxReferencesConstraint or KeySizeConstraint (for the same key type) is
- # specified more than once, only the last entry is enforced.
- #
- # Note: This property is currently used by the JDK Reference implementation. It
- # is not guaranteed to be examined and used by other implementations.
- #
- jdk.xml.dsig.secureValidationPolicy=\
- disallowAlg http://www.w3.org/TR/1999/REC-xslt-19991116,\
- disallowAlg http://www.w3.org/2001/04/xmldsig-more#rsa-md5,\
- disallowAlg http://www.w3.org/2001/04/xmldsig-more#hmac-md5,\
- disallowAlg http://www.w3.org/2001/04/xmldsig-more#md5,\
- maxTransforms 5,\
- maxReferences 30,\
- disallowReferenceUriSchemes file http https,\
- minKeySize RSA 1024,\
- minKeySize DSA 1024,\
- minKeySize EC 224,\
- noDuplicateIds,\
- noRetrievalMethodLoops
- #
- # Serialization process-wide filter
- #
- # A filter, if configured, is used by java.io.ObjectInputStream during
- # deserialization to check the contents of the stream.
- # A filter is configured as a sequence of patterns, each pattern is either
- # matched against the name of a class in the stream or defines a limit.
- # Patterns are separated by ";" (semicolon).
- # Whitespace is significant and is considered part of the pattern.
- #
- # If the system property jdk.serialFilter is also specified on the command
- # line, it supersedes the security property value defined here.
- #
- # If a pattern includes a "=", it sets a limit.
- # If a limit appears more than once the last value is used.
- # Limits are checked before classes regardless of the order in the sequence of patterns.
- # If any of the limits are exceeded, the filter status is REJECTED.
- #
- # maxdepth=value - the maximum depth of a graph
- # maxrefs=value - the maximum number of internal references
- # maxbytes=value - the maximum number of bytes in the input stream
- # maxarray=value - the maximum array length allowed
- #
- # Other patterns, from left to right, match the class or package name as
- # returned from Class.getName.
- # If the class is an array type, the class or package to be matched is the element type.
- # Arrays of any number of dimensions are treated the same as the element type.
- # For example, a pattern of "!example.Foo", rejects creation of any instance or
- # array of example.Foo.
- #
- # If the pattern starts with "!", the status is REJECTED if the remaining pattern
- # is matched; otherwise the status is ALLOWED if the pattern matches.
- # If the pattern ends with ".**" it matches any class in the package and all subpackages.
- # If the pattern ends with ".*" it matches any class in the package.
- # If the pattern ends with "*", it matches any class with the pattern as a prefix.
- # If the pattern is equal to the class name, it matches.
- # Otherwise, the status is UNDECIDED.
- #
- #jdk.serialFilter=pattern;pattern
- #
- # RMI Registry Serial Filter
- #
- # The filter pattern uses the same format as jdk.serialFilter.
- # This filter can override the builtin filter if additional types need to be
- # allowed or rejected from the RMI Registry or to decrease limits but not
- # to increase limits.
- # If the limits (maxdepth, maxrefs, or maxbytes) are exceeded, the object is rejected.
- #
- # Each non-array type is allowed or rejected if it matches one of the patterns,
- # evaluated from left to right, and is otherwise allowed. Arrays of any
- # component type, including subarrays and arrays of primitives, are allowed.
- #
- # Array construction of any component type, including subarrays and arrays of
- # primitives, are allowed unless the length is greater than the maxarray limit.
- # The filter is applied to each array element.
- #
- # The built-in filter allows subclasses of allowed classes and
- # can approximately be represented as the pattern:
- #
- #sun.rmi.registry.registryFilter=\
- # maxarray=1000000;\
- # maxdepth=20;\
- # java.lang.String;\
- # java.lang.Number;\
- # java.lang.reflect.Proxy;\
- # java.rmi.Remote;\
- # sun.rmi.server.UnicastRef;\
- # sun.rmi.server.RMIClientSocketFactory;\
- # sun.rmi.server.RMIServerSocketFactory;\
- # java.rmi.activation.ActivationID;\
- # java.rmi.server.UID
- #
- # RMI Distributed Garbage Collector (DGC) Serial Filter
- #
- # The filter pattern uses the same format as jdk.serialFilter.
- # This filter can override the builtin filter if additional types need to be
- # allowed or rejected from the RMI DGC.
- #
- # The builtin DGC filter can approximately be represented as the filter pattern:
- #
- #sun.rmi.transport.dgcFilter=\
- # java.rmi.server.ObjID;\
- # java.rmi.server.UID;\
- # java.rmi.dgc.VMID;\
- # java.rmi.dgc.Lease;\
- # maxdepth=5;maxarray=10000
- # CORBA ORBIorTypeCheckRegistryFilter
- # Type check enhancement for ORB::string_to_object processing
- #
- # An IOR type check filter, if configured, is used by an ORB during
- # an ORB::string_to_object invocation to check the veracity of the type encoded
- # in the ior string.
- #
- # The filter pattern consists of a semi-colon separated list of class names.
- # The configured list contains the binary class names of the IDL interface types
- # corresponding to the IDL stub class to be instantiated.
- # As such, a filter specifies a list of IDL stub classes that will be
- # allowed by an ORB when an ORB::string_to_object is invoked.
- # It is used to specify a white list configuration of acceptable
- # IDL stub types which may be contained in a stringified IOR
- # parameter passed as input to an ORB::string_to_object method.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be examined and used by other implementations.
- #
- #com.sun.CORBA.ORBIorTypeCheckRegistryFilter=binary_class_name;binary_class_name
- #
- # JCEKS Encrypted Key Serial Filter
- #
- # This filter, if configured, is used by the JCEKS KeyStore during the
- # deserialization of the encrypted Key object stored inside a key entry.
- # If not configured or the filter result is UNDECIDED (i.e. none of the patterns
- # matches), the filter configured by jdk.serialFilter will be consulted.
- #
- # If the system property jceks.key.serialFilter is also specified, it supersedes
- # the security property value defined here.
- #
- # The filter pattern uses the same format as jdk.serialFilter. The default
- # pattern allows java.lang.Enum, java.security.KeyRep, java.security.KeyRep$Type,
- # and javax.crypto.spec.SecretKeySpec and rejects all the others.
- jceks.key.serialFilter = java.lang.Enum;java.security.KeyRep;\
- java.security.KeyRep$Type;javax.crypto.spec.SecretKeySpec;!*
- # The iteration count used for password-based encryption (PBE) in JCEKS
- # keystores. Values in the range 10000 to 5000000 are considered valid.
- # If the value is out of this range, or is not a number, or is unspecified;
- # a default of 200000 is used.
- #
- # If the system property jdk.jceks.iterationCount is also specified, it
- # supersedes the security property value defined here.
- #
- #jdk.jceks.iterationCount = 200000
- #
- # Disabled mechanisms for the Simple Authentication and Security Layer (SASL)
- #
- # Disabled mechanisms will not be negotiated by both SASL clients and servers.
- # These mechanisms will be ignored if they are specified in the "mechanisms"
- # argument of "Sasl.createSaslClient" or the "mechanism" argument of
- # "Sasl.createSaslServer".
- #
- # The value of this property is a comma-separated list of SASL mechanisms.
- # The mechanisms are case-sensitive. Whitespaces around the commas are ignored.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be examined and used by other implementations.
- #
- # Example:
- # jdk.sasl.disabledMechanisms=PLAIN, CRAM-MD5, DIGEST-MD5
- jdk.sasl.disabledMechanisms=
- #
- # Policies for distrusting Certificate Authorities (CAs).
- #
- # This is a comma separated value of one or more case-sensitive strings, each
- # of which represents a policy for determining if a CA should be distrusted.
- # The supported values are:
- #
- #
- # SYMANTEC_TLS : Distrust TLS Server certificates anchored by a Symantec
- # root CA and issued after April 16, 2019 unless issued by one of the
- # following subordinate CAs which have a later distrust date:
- # 1. Apple IST CA 2 - G1, SHA-256 fingerprint:
- # AC2B922ECFD5E01711772FEA8ED372DE9D1E2245FCE3F57A9CDBEC77296A424B
- # Distrust after December 31, 2019.
- # 2. Apple IST CA 8 - G1, SHA-256 fingerprint:
- # A4FE7C7F15155F3F0AEF7AAA83CF6E06DEB97CA3F909DF920AC1490882D488ED
- # Distrust after December 31, 2019.
- # Leading and trailing whitespace surrounding each value are ignored.
- # Unknown values are ignored. If the property is commented out or set to the
- # empty String, no policies are enforced.
- #
- # Note: This property is currently used by the JDK Reference implementation.
- # It is not guaranteed to be supported by other SE implementations. Also, this
- # property does not override other security properties which can restrict
- # certificates such as jdk.tls.disabledAlgorithms or
- # jdk.certpath.disabledAlgorithms; those restrictions are still enforced even
- # if this property is not enabled.
- #
- jdk.security.caDistrustPolicies=SYMANTEC_TLS
- #
- # Policies for the proxy_impersonator Kerberos ccache configuration entry
- #
- # The proxy_impersonator ccache configuration entry indicates that the ccache
- # is a synthetic delegated credential for use with S4U2Proxy by an intermediate
- # server. The ccache file should also contain the TGT of this server and
- # an evidence ticket from the default principal of the ccache to this server.
- #
- # This security property determines how Java uses this configuration entry.
- # There are 3 possible values:
- #
- # no-impersonate - Ignore this configuration entry, and always act as
- # the owner of the TGT (if it exists).
- #
- # try-impersonate - Try impersonation when this configuration entry exists.
- # If no matching TGT or evidence ticket is found,
- # fallback to no-impersonate.
- #
- # always-impersonate - Always impersonate when this configuration entry exists.
- # If no matching TGT or evidence ticket is found,
- # no initial credential is read from the ccache.
- #
- # The default value is "always-impersonate".
- #
- # If a system property of the same name is also specified, it supersedes the
- # security property value defined here.
- #
- #jdk.security.krb5.default.initiate.credential=always-impersonate
- #
- # Trust Anchor Certificates - CA Basic Constraint check
- #
- # X.509 v3 certificates used as Trust Anchors (to validate signed code or TLS
- # connections) must have the cA Basic Constraint field set to 'true'. Also, if
- # they include a Key Usage extension, the keyCertSign bit must be set. These
- # checks, enabled by default, can be disabled for backward-compatibility
- # purposes with the jdk.security.allowNonCaAnchor System and Security
- # properties. In the case that both properties are simultaneously set, the
- # System value prevails. The default value of the property is "false".
- #
- #jdk.security.allowNonCaAnchor=true
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